Security of Multimedia Contents: A Brief.- A Survey on Intelligent Security Techniques for High Definition Multimedia Data.- Intelligent Morphing and Steganography Techniques for Multimedia Security.- Information Hiding: Steganography.- Digital Watermarking: A Potential Solution For Multimedia Authentication.- Real Time Implementation of Reversible Watermarking.- Comparative Approach between Singular Value Decomposition and Randomized Singular Value Decomposition based watermarking.- Biometric Based Security System: Issues and Challenges.- Parametric Evaluation of Different CryptographicTechniques for Enhancement of Energy Efficiency in Wireless Communication Network.- Hand Image based Personal Authentication System.- A Study on Security and Surveillance System using Gait Recognition.- Face Recognition under Dry and Wet Face Conditions.- Improved Approach for 3D Face Characterization.- Attendance Recording System using Partial Face Recognition Algorithm.- Automatic Human Emotion Recognition in Surveillance Video.- Watermarking in Bio-medical Signal Processing.- Pixel Repetition Technique: A high capacity and reversible data hiding method for e-healthcare applications.- A New method of Haar and Db10 based Secured Compressed Data Transmission over GSM Voice Channel.- StegNmark: A Joint Stego-Watermark Approach for Early Tamper Detection.- Adaptive Color Image Watermarking Scheme Using Weibull Distribution.- Multi-Fingerprint Unimodel based Biometric Authentication Supporting Cloud Computing